* {
    margin: 0;
    padding: 0;
}

.grid-container * {
    box-sizing: border-box;
}

.grid-container {
    width: 100%;
}

[class*='col-'] {
    float: left;
    min-height: 1px;
    width: 8.33%;
    padding: 10px;
}

row::after {
    content: "";
    display: block;
    height: 0;
    visibility: hidden;
    clear: both;
}

.inner {
    height: 50px;
    background-color: #ededed;
}

@media all and (min-width:769px) {
    .col-md-1 {
        width: 8.33%;
    }
    .col-md-2 {
        width: 16.66%;
    }
    .col-md-3 {
        width: 25%;
    }
    .col-md-4 {
        width: 33.33%;
    }
    .col-md-5 {
        width: 41.66%;
    }
    .col-md-6 {
        width: 50%;
    }
    .col-md-7 {
        width: 58.33%;
    }
    .col-md-8 {
        width: 66.66%;
    }
    .col-md-9 {
        width: 75%;
    }
    .col-md-10 {
        width: 83.33%;
    }
    .col-md-11 {
        width: 91.66%;
    }
    .col-md-12 {
        width: 100%;
    }
}

@media all and (max-width:768px) {
    .col-sm-1 {
        width: 8.33%;
    }
    .col-sm-2 {
        width: 16.66%;
    }
    .col-sm-3 {
        width: 25%;
    }
    .col-sm-4 {
        width: 33.33%;
    }
    .col-sm-5 {
        width: 41.66%;
    }
    .col-sm-6 {
        width: 50%;
    }
    .col-sm-7 {
        width: 58.33%;
    }
    .col-sm-8 {
        width: 66.66%;
    }
    .col-sm-9 {
        width: 75%;
    }
    .col-sm-10 {
        width: 83.33%;
    }
    .col-sm-11 {
        width: 91.66%;
    }
    .col-sm-12 {
        width: 100%;
    }
}